ASTM E 1918 : 2021
Current
The latest, up-to-date edition.
Standard Test Method for Measuring Solar Reflectance of Horizontal and Low-Sloped Surfaces in the Field
Hardcopy , PDF
English
16-06-2023
1.1This test method covers the measurement of solar reflectance of various horizontal and low-sloped surfaces and materials in the field, using an albedometer or pyranometer. The test method is intended for use when the sun angle to the normal from a surface is less than 45°.
1.2This international standard was developed in accordance with internationally recognized principles on standardization established in the Decision on Principles for the Development of International Standards, Guides and Recommendations issued by the World Trade Organization Technical Barriers to Trade (TBT) Committee.
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